79991520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:230

約数の個数: 288

約数和(自身を含む): 310262400

約数和(自身を除く): 230270880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 49, 56, 57, 60, 70, 76, 80, 84, 95, 96, 98, 105, 112, 114, 120, 133, 140, 147, 152, 160, 168, 179, 190, 196, 210, 224, 228, 240, 245, 266, 280, 285, 294, 304, 336, 358, 380, 392, 399, 420, 456, 480, 490, 532, 537, 560, 570, 588, 608, 665, 672, 716, 735, 760, 784, 798, 840, 895, 912, 931, 980, 1064, 1074, 1120, 1140, 1176, 1253, 1330, 1432, 1470, 1520, 1568, 1596, 1680, 1790, 1824, 1862, 1960, 1995, 2128, 2148, 2280, 2352, 2506, 2660, 2685, 2793, 2864, 2940, 3040, 3192, 3360, 3401, 3580, 3724, 3759, 3920, 3990, 4256, 4296, 4560, 4655, 4704, 5012, 5320, 5370, 5586, 5728, 5880, 6265, 6384, 6802, 7160, 7448, 7518, 7840, 7980, 8592, 8771, 9120, 9310, 10024, 10203, 10640, 10740, 11172, 11760, 12530, 12768, 13604, 13965, 14320, 14896, 15036, 15960, 17005, 17184, 17542, 18620, 18795, 20048, 20406, 21280, 21480, 22344, 23520, 23807, 25060, 26313, 27208, 27930, 28640, 29792, 30072, 31920, 34010, 35084, 37240, 37590, 40096, 40812, 42960, 43855, 44688, 47614, 50120, 51015, 52626, 54416, 55860, 60144, 63840, 68020, 70168, 71421, 74480, 75180, 81624, 85920, 87710, 89376, 95228, 100240, 102030, 105252, 108832, 111720, 119035, 120288, 131565, 136040, 140336, 142842, 148960, 150360, 163248, 166649, 175420, 190456, 200480, 204060, 210504, 223440, 238070, 263130, 272080, 280672, 285684, 300720, 326496, 333298, 350840, 357105, 380912, 408120, 421008, 446880, 476140, 499947, 526260, 544160, 571368, 601440, 666596, 701680, 714210, 761824, 816240, 833245, 842016, 952280, 999894, 1052520, 1142736, 1333192, 1403360, 1428420, 1632480, 1666490, 1904560, 1999788, 2105040, 2285472, 2499735, 2666384, 2856840, 3332980, 3809120, 3999576, 4210080, 4999470, 5332768, 5713680, 6665960, 7999152, 9998940, 11427360, 13331920, 15998304, 19997880, 26663840, 39995760, 79991520]

約数ペア:

[(1, 79991520), (2, 39995760), (3, 26663840), (4, 19997880), (5, 15998304), (6, 13331920), (7, 11427360), (8, 9998940), (10, 7999152), (12, 6665960), (14, 5713680), (15, 5332768), (16, 4999470), (19, 4210080), (20, 3999576), (21, 3809120), (24, 3332980), (28, 2856840), (30, 2666384), (32, 2499735), (35, 2285472), (38, 2105040), (40, 1999788), (42, 1904560), (48, 1666490), (49, 1632480), (56, 1428420), (57, 1403360), (60, 1333192), (70, 1142736), (76, 1052520), (80, 999894), (84, 952280), (95, 842016), (96, 833245), (98, 816240), (105, 761824), (112, 714210), (114, 701680), (120, 666596), (133, 601440), (140, 571368), (147, 544160), (152, 526260), (160, 499947), (168, 476140), (179, 446880), (190, 421008), (196, 408120), (210, 380912), (224, 357105), (228, 350840), (240, 333298), (245, 326496), (266, 300720), (280, 285684), (285, 280672), (294, 272080), (304, 263130), (336, 238070), (358, 223440), (380, 210504), (392, 204060), (399, 200480), (420, 190456), (456, 175420), (480, 166649), (490, 163248), (532, 150360), (537, 148960), (560, 142842), (570, 140336), (588, 136040), (608, 131565), (665, 120288), (672, 119035), (716, 111720), (735, 108832), (760, 105252), (784, 102030), (798, 100240), (840, 95228), (895, 89376), (912, 87710), (931, 85920), (980, 81624), (1064, 75180), (1074, 74480), (1120, 71421), (1140, 70168), (1176, 68020), (1253, 63840), (1330, 60144), (1432, 55860), (1470, 54416), (1520, 52626), (1568, 51015), (1596, 50120), (1680, 47614), (1790, 44688), (1824, 43855), (1862, 42960), (1960, 40812), (1995, 40096), (2128, 37590), (2148, 37240), (2280, 35084), (2352, 34010), (2506, 31920), (2660, 30072), (2685, 29792), (2793, 28640), (2864, 27930), (2940, 27208), (3040, 26313), (3192, 25060), (3360, 23807), (3401, 23520), (3580, 22344), (3724, 21480), (3759, 21280), (3920, 20406), (3990, 20048), (4256, 18795), (4296, 18620), (4560, 17542), (4655, 17184), (4704, 17005), (5012, 15960), (5320, 15036), (5370, 14896), (5586, 14320), (5728, 13965), (5880, 13604), (6265, 12768), (6384, 12530), (6802, 11760), (7160, 11172), (7448, 10740), (7518, 10640), (7840, 10203), (7980, 10024), (8592, 9310), (8771, 9120)]